Release 5.0.0-beta1

scss/_larger.scss

@@ -1,13 +1,23 @@
 // Icon Sizes
 // -------------------------
 
-/* makes the font 33% larger relative to the icon container */
+// makes the font 33% larger relative to the icon container
 .#{$fa-css-prefix}-lg {
   font-size: (4em / 3);
   line-height: (3em / 4);
   vertical-align: -15%;
 }
-.#{$fa-css-prefix}-2x { font-size: 2em; }
-.#{$fa-css-prefix}-3x { font-size: 3em; }
-.#{$fa-css-prefix}-4x { font-size: 4em; }
-.#{$fa-css-prefix}-5x { font-size: 5em; }
+
+.#{$fa-css-prefix}-xs {
+  font-size: .75em;
+}
+
+.#{$fa-css-prefix}-sm {
+  font-size: .875em;
+}
+
+@for $i from 1 through 10 {
+  .#{$fa-css-prefix}-#{$i}x {
+    font-size: $i * 1em;
+  }
+}